Home / 7,826,619.60-11,739,346.20-3,276,493.20

Finding the Fourth Proportional to 7,826,619.60, 11,739,346.20 and 3,276,493.20

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Solution

The fourth proportional to 7,826,619.60, 11,739,346.20 and 3,276,493.20 is: 4,914,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826,619.60 : 11,739,346.20 = 3,276,493.20 : x
  2. Step 2: Convert to fraction form
    7,826,619.60/11,739,346.20 = 3,276,493.20/x
  3. Step 3: Cross multiply
    7,826,619.60x = 11,739,346.20 × 3,276,493.20
  4. Step 4: Simplify right side
    7,826,619.60x = 38,463,887,996,745.84
  5. Step 5: Solve for x
    x = 38,463,887,996,745.84/7,826,619.60
  6. Step 6: Final answer
    x = 4,914,495.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.